Basically I want to remove any underscores that have been coded into CSS classes, so :
.test_left
Would become
.testleft
But would leave other underscore untouched, for instance href links with _blank targets and the like, so as long as the underscore is preceeded by a word and a period
.test_left
Would become
.testleft
But would leave other underscore untouched, for instance href links with _blank targets and the like, so as long as the underscore is preceeded by a word and a period